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Fertiliser Technology

Fertiliser Technology
Reaction of dilute sulphuric acid with phosphate rock produces

Gypsum
Triple superphosphate
Superphosphate
Phosphoric acid

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Fertiliser Technology
Dehydration of ammonium carbamate (to produce urea) is a/an __________ reaction.

Exothermic
Reversible
Catalytic
Endothermic

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Fertiliser Technology
Prilling tower is found in the flowsheet for the manufacture of

Superphosphate
Triple superphosphate
Ammonia
Urea

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Fertiliser Technology
In natural gas, the C/H ratio (by weight) varies in the range of

15-17
20-25
44053
43894

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Fertiliser Technology
Nitrogen content in ammonium sulphate (a fertiliser) is around __________ percent.

5
65
20
50

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Fertiliser Technology
Reaction of __________ acid with phosphate rock produces superphosphates.

Phosphoric
Nitric
Sulphuric
Hydrochloric

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